Micro-organisms that produce the enzymes which convert sugar into alcohol. In fermentation of grapes, yeast produces primarily ethanol and small quantities of higher alcohols and esters that give a wine its individual character
Micro-organisms that produce the enzymes which convert sugar into alcohol. In fermentation of grapes, yeast produces primarily ethanol and small quantities of higher alcohols and esters that give a wine its individual character
Wine that is not matured and usually bottled and sold within a year of its vintage.